from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. all the cultural capital that is available to us in the form of tribal legends, folklore, nursery rhymes, books, videotapes, CD-ROMs etc
ex- + intelligence (contrasted with knowledge carried within the brain, as if intelligence were derived from in). Coined by Ian Stewart and Jack Cohen in their book Figments of Reality (1997). (Wiktionary)
Physics is a uniquely human cultural artifact = it does not exist without us, one form of extelligence.